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lumbar puncture
lum·bar punc·ture
noun
Definition:
insertion of needle into spinal cord:
the insertion of a needle between two lumbar vertebrae into the spinal cord in order to obtain a sample of cerebrospinal fluid for diagnosis or to introduce medication
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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